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libvirt/libvirt-0.6.1-vnc-sasl-auth...

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diff -r 961d4b1ca1d3 qemud/libvirtd_qemu.aug
--- a/qemud/libvirtd_qemu.aug Wed Mar 04 13:17:44 2009 +0000
+++ b/qemud/libvirtd_qemu.aug Thu Mar 05 14:22:50 2009 +0000
@@ -27,6 +27,8 @@ module Libvirtd_qemu =
| str_entry "vnc_tls_x509_cert_dir"
| bool_entry "vnc_tls_x509_verify"
| str_entry "vnc_password"
+ | bool_entry "vnc_sasl"
+ | str_entry "vnc_sasl_dir"
(* Each enty in the config is one of the following three ... *)
let entry = vnc_entry
diff -r 961d4b1ca1d3 qemud/test_libvirtd_qemu.aug
--- a/qemud/test_libvirtd_qemu.aug Wed Mar 04 13:17:44 2009 +0000
+++ b/qemud/test_libvirtd_qemu.aug Thu Mar 05 14:22:50 2009 +0000
@@ -60,6 +60,25 @@ vnc_tls_x509_verify = 1
# example here before you set this
#
vnc_password = \"XYZ12345\"
+
+
+# Enable use of SASL encryption on the VNC server. This requires
+# a VNC client which supports the SASL protocol extension.
+# Examples include vinagre, virt-viewer and virt-manager
+# itself. UltraVNC, RealVNC, TightVNC do not support this
+#
+# It is necessary to configure /etc/sasl2/qemu.conf to choose
+# the desired SASL plugin (eg, GSSPI for Kerberos)
+#
+vnc_sasl = 1
+
+
+# The default SASL configuration file is located in /etc/sasl2/
+# When running libvirtd unprivileged, it may be desirable to
+# override the configs in this location. Set this parameter to
+# point to the directory, and create a qemu.conf in that location
+#
+vnc_sasl_dir = \"/some/directory/sasl2\"
"
test Libvirtd_qemu.lns get conf =
@@ -123,3 +142,22 @@ vnc_password = \"XYZ12345\"
{ "#comment" = "example here before you set this" }
{ "#comment" = "" }
{ "vnc_password" = "XYZ12345" }
+{ "#empty" }
+{ "#empty" }
+{ "#comment" = "Enable use of SASL encryption on the VNC server. This requires" }
+{ "#comment" = "a VNC client which supports the SASL protocol extension." }
+{ "#comment" = "Examples include vinagre, virt-viewer and virt-manager" }
+{ "#comment" = "itself. UltraVNC, RealVNC, TightVNC do not support this" }
+{ "#comment" = "" }
+{ "#comment" = "It is necessary to configure /etc/sasl2/qemu.conf to choose" }
+{ "#comment" = "the desired SASL plugin (eg, GSSPI for Kerberos)" }
+{ "#comment" = "" }
+{ "vnc_sasl" = "1" }
+{ "#empty" }
+{ "#empty" }
+{ "#comment" = "The default SASL configuration file is located in /etc/sasl2/" }
+{ "#comment" = "When running libvirtd unprivileged, it may be desirable to" }
+{ "#comment" = "override the configs in this location. Set this parameter to" }
+{ "#comment" = "point to the directory, and create a qemu.conf in that location" }
+{ "#comment" = "" }
+{ "vnc_sasl_dir" = "/some/directory/sasl2" }
diff -r 961d4b1ca1d3 src/qemu.conf
--- a/src/qemu.conf Wed Mar 04 13:17:44 2009 +0000
+++ b/src/qemu.conf Thu Mar 05 14:22:50 2009 +0000
@@ -60,6 +60,27 @@
# vnc_password = "XYZ12345"
+# Enable use of SASL encryption on the VNC server. This requires
+# a VNC client which supports the SASL protocol extension.
+# Examples include vinagre, virt-viewer and virt-manager
+# itself. UltraVNC, RealVNC, TightVNC do not support this
+#
+# It is necessary to configure /etc/sasl2/qemu.conf to choose
+# the desired SASL plugin (eg, GSSPI for Kerberos)
+#
+# vnc_sasl = 1
+
+
+# The default SASL configuration file is located in /etc/sasl2/
+# When running libvirtd unprivileged, it may be desirable to
+# override the configs in this location. Set this parameter to
+# point to the directory, and create a qemu.conf in that location
+#
+# vnc_sasl_dir = "/some/directory/sasl2"
+
+
+
+
# The default security driver is SELinux. If SELinux is disabled
# on the host, then the security driver will automatically disable
# itself. If you wish to disable QEMU SELinux security driver while
diff -r 961d4b1ca1d3 src/qemu_conf.c
--- a/src/qemu_conf.c Wed Mar 04 13:17:44 2009 +0000
+++ b/src/qemu_conf.c Thu Mar 05 14:22:50 2009 +0000
@@ -161,6 +161,21 @@ int qemudLoadDriverConfig(struct qemud_d
}
}
+ p = virConfGetValue (conf, "vnc_sasl");
+ CHECK_TYPE ("vnc_sasl", VIR_CONF_LONG);
+ if (p) driver->vncSASL = p->l;
+
+ p = virConfGetValue (conf, "vnc_sasl_dir");
+ CHECK_TYPE ("vnc_sasl_dir", VIR_CONF_STRING);
+ if (p && p->str) {
+ VIR_FREE(driver->vncSASLdir);
+ if (!(driver->vncSASLdir = strdup(p->str))) {
+ virReportOOMError(NULL);
+ virConfFree(conf);
+ return -1;
+ }
+ }
+
virConfFree (conf);
return 0;
}
@@ -838,15 +853,20 @@ int qemudBuildCommandLine(virConnectPtr
goto no_memory; \
} while (0)
+#define ADD_ENV_PAIR(envname, val) \
+ do { \
+ char *envval; \
+ ADD_ENV_SPACE; \
+ if (virAsprintf(&envval, "%s=%s", envname, val) < 0) \
+ goto no_memory; \
+ qenv[qenvc++] = envval; \
+ } while (0)
+
#define ADD_ENV_COPY(envname) \
do { \
char *val = getenv(envname); \
- char *envval; \
- ADD_ENV_SPACE; \
if (val != NULL) { \
- if (virAsprintf(&envval, "%s=%s", envname, val) < 0) \
- goto no_memory; \
- qenv[qenvc++] = envval; \
+ ADD_ENV_PAIR(envname, val); \
} \
} while (0)
@@ -1295,6 +1315,15 @@ int qemudBuildCommandLine(virConnectPtr
driver->vncTLSx509certdir);
}
}
+
+ if (driver->vncSASL) {
+ virBufferAddLit(&opt, ",sasl");
+
+ if (driver->vncSASLdir)
+ ADD_ENV_PAIR("SASL_CONF_DIR", driver->vncSASLdir);
+
+ /* TODO: Support ACLs later */
+ }
} else {
virBufferVSprintf(&opt, "%d",
vm->def->graphics->data.vnc.port - 5900);
diff -r 961d4b1ca1d3 src/qemu_conf.h
--- a/src/qemu_conf.h Wed Mar 04 13:17:44 2009 +0000
+++ b/src/qemu_conf.h Thu Mar 05 14:22:50 2009 +0000
@@ -73,9 +73,11 @@ struct qemud_driver {
char *stateDir;
unsigned int vncTLS : 1;
unsigned int vncTLSx509verify : 1;
+ unsigned int vncSASL : 1;
char *vncTLSx509certdir;
char *vncListen;
char *vncPassword;
+ char *vncSASLdir;
virCapsPtr caps;
diff -r 961d4b1ca1d3 src/qemu_driver.c
--- a/src/qemu_driver.c Wed Mar 04 13:17:44 2009 +0000
+++ b/src/qemu_driver.c Thu Mar 05 14:22:50 2009 +0000
@@ -620,6 +620,7 @@ qemudShutdown(void) {
VIR_FREE(qemu_driver->vncTLSx509certdir);
VIR_FREE(qemu_driver->vncListen);
VIR_FREE(qemu_driver->vncPassword);
+ VIR_FREE(qemu_driver->vncSASLdir);
/* Free domain callback list */
virDomainEventCallbackListFree(qemu_driver->domainEventCallbacks);
diff -r 961d4b1ca1d3 tests/qemuxml2argvdata/qemuxml2argv-graphics-vnc-sasl.args
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/qemuxml2argvdata/qemuxml2argv-graphics-vnc-sasl.args Thu Mar 05 14:22:50 2009 +0000
@@ -0,0 +1,1 @@
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test SASL_CONF_DIR=/root/.sasl2 /usr/bin/qemu -S -M pc -m 214 -smp 1 -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -hda /dev/HostVG/QEMUGuest1 -net none -serial none -parallel none -usb -vnc 127.0.0.1:3,sasl
diff -r 961d4b1ca1d3 tests/qemuxml2argvdata/qemuxml2argv-graphics-vnc-sasl.xml
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/qemuxml2argvdata/qemuxml2argv-graphics-vnc-sasl.xml Thu Mar 05 14:22:50 2009 +0000
@@ -0,0 +1,24 @@
+<domain type='qemu'>
+ <name>QEMUGuest1</name>
+ <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+ <memory>219200</memory>
+ <currentMemory>219200</currentMemory>
+ <vcpu>1</vcpu>
+ <os>
+ <type arch='i686' machine='pc'>hvm</type>
+ <boot dev='hd'/>
+ </os>
+ <clock offset='utc'/>
+ <on_poweroff>destroy</on_poweroff>
+ <on_reboot>restart</on_reboot>
+ <on_crash>destroy</on_crash>
+ <devices>
+ <emulator>/usr/bin/qemu</emulator>
+ <disk type='block' device='disk'>
+ <source dev='/dev/HostVG/QEMUGuest1'/>
+ <target dev='hda' bus='ide'/>
+ </disk>
+ <input type='mouse' bus='ps2'/>
+ <graphics type='vnc' port='5903' autoport='no' listen='127.0.0.1'/>
+ </devices>
+</domain>
diff -r 961d4b1ca1d3 tests/qemuxml2argvdata/qemuxml2argv-graphics-vnc-tls.args
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/qemuxml2argvdata/qemuxml2argv-graphics-vnc-tls.args Thu Mar 05 14:22:50 2009 +0000
@@ -0,0 +1,1 @@
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test SASL_CONF_DIR=/root/.sasl2 /usr/bin/qemu -S -M pc -m 214 -smp 1 -monitor pty -pidfile /nowhere/QEMUGuest1.pid -no-acpi -boot c -hda /dev/HostVG/QEMUGuest1 -net none -serial none -parallel none -usb -vnc 127.0.0.1:3,tls,x509verify=/etc/pki/tls/qemu,sasl
diff -r 961d4b1ca1d3 tests/qemuxml2argvdata/qemuxml2argv-graphics-vnc-tls.xml
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/qemuxml2argvdata/qemuxml2argv-graphics-vnc-tls.xml Thu Mar 05 14:22:50 2009 +0000
@@ -0,0 +1,24 @@
+<domain type='qemu'>
+ <name>QEMUGuest1</name>
+ <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+ <memory>219200</memory>
+ <currentMemory>219200</currentMemory>
+ <vcpu>1</vcpu>
+ <os>
+ <type arch='i686' machine='pc'>hvm</type>
+ <boot dev='hd'/>
+ </os>
+ <clock offset='utc'/>
+ <on_poweroff>destroy</on_poweroff>
+ <on_reboot>restart</on_reboot>
+ <on_crash>destroy</on_crash>
+ <devices>
+ <emulator>/usr/bin/qemu</emulator>
+ <disk type='block' device='disk'>
+ <source dev='/dev/HostVG/QEMUGuest1'/>
+ <target dev='hda' bus='ide'/>
+ </disk>
+ <input type='mouse' bus='ps2'/>
+ <graphics type='vnc' port='5903' autoport='no' listen='127.0.0.1'/>
+ </devices>
+</domain>
diff -r 961d4b1ca1d3 tests/qemuxml2argvtest.c
--- a/tests/qemuxml2argvtest.c Wed Mar 04 13:17:44 2009 +0000
+++ b/tests/qemuxml2argvtest.c Thu Mar 05 14:22:50 2009 +0000
@@ -213,6 +213,19 @@ mymain(int argc, char **argv)
QEMUD_CMD_FLAG_DRIVE_CACHE_V2);
DO_TEST("disk-usb", 0);
DO_TEST("graphics-vnc", 0);
+
+ driver.vncSASL = 1;
+ driver.vncSASLdir = strdup("/root/.sasl2");
+ DO_TEST("graphics-vnc-sasl", 0);
+ driver.vncTLS = 1;
+ driver.vncTLSx509verify = 1;
+ driver.vncTLSx509certdir = strdup("/etc/pki/tls/qemu");
+ DO_TEST("graphics-vnc-tls", 0);
+ driver.vncSASL = driver.vncTLSx509verify = driver.vncTLS = 0;
+ free(driver.vncSASLdir);
+ free(driver.vncTLSx509certdir);
+ driver.vncSASLdir = driver.vncTLSx509certdir = NULL;
+
DO_TEST("graphics-sdl", 0);
DO_TEST("graphics-sdl-fullscreen", 0);
DO_TEST("input-usbmouse", 0);
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